| Grinon to Red Bank (New Jersey) | 3,596.17 mi (5,787.47 km) |
| Grinon to Red Bank (Tennessee) | 4,306.99 mi (6,931.43 km) |
| Grinon to Red Bluff (California) | 5,665.95 mi (9,118.47 km) |
| Grinon to Red Hill (South Carolina) | 4,046.45 mi (6,512.13 km) |
| Grinon to Red Oak (Texas) | 4,953.38 mi (7,971.69 km) |
| Grinon to Red Wing (Minnesota) | 4,303.58 mi (6,925.95 km) |
| Grinon to Redan (Georgia) | 4,301.78 mi (6,923.04 km) |
| Grinon to Redding (California) | 5,650.25 mi (9,093.19 km) |
| Grinon to Redland (Maryland) | 3,779.91 mi (6,083.18 km) |
| Grinon to Redlands (California) | 5,777.79 mi (9,298.45 km) |
| Grinon to Redmond (Oregon) | 5,423.07 mi (8,727.58 km) |
| Grinon to Redmond (Washington) | 5,283.81 mi (8,503.47 km) |
| Grinon to Redondo Beach (California) | 5,835.79 mi (9,391.80 km) |
| Grinon to Redwood City (California) | 5,801.21 mi (9,336.14 km) |
| Grinon to Reedley (California) | 5,741.81 mi (9,240.54 km) |
